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Finding the Third Proportional to 355,948,848 and 779,762,493

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Solution

The third proportional to 355,948,848 and 779,762,493 is: 1,708,193,603.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,948,848 : 779,762,493 = 779,762,493 : x
  2. Step 2: Convert to fraction form
    355,948,848/779,762,493 = 779,762,493/x
  3. Step 3: Cross multiply
    355,948,848x = 779,762,493 × 779,762,493
  4. Step 4: Simplify right side
    355,948,848x = 608,029,545,489,575,040
  5. Step 5: Solve for x
    x = 608,029,545,489,575,040/355,948,848
  6. Step 6: Final answer
    x = 1,708,193,603.96

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.